PERFECT LIGHT BLOCKING: The silk eye sleep mask can give good coverage and blocks the light, considerate size to cover eyes surrounding area very well, and can block light well even if you sleep on day, it is a natural sleep aids for insomnia or beauty sleep. COMFORTABLE SLEEP MASKS: The eye cover is made of soft silk, lightweight and soft, breathable and elastic, which is comfortable to wear and has a nice good shading effect, providing you the best experience of sleep. ADJUSTABLE STRAP: Our sleep mask are designed with an adjustable strap, which allows you to tighten the sleep blindfold according to your head size, and the drawstring will not tangle the hair, also is not easy to move or slide off from your eyes during your nap. Suitable for men and women with different head sizes. HELP YOUR SLEEP: Eye masks for sleeping have good shading properties, bringing you a super-soft sleeping experience, which helps people to relax and fall asleep quickly, create a good sleeping environment, just put on it and enjoy your "good night" whether at home or on traveling.